Polyoses
[生化]多糖, 聚糖
🗣️ 情景例句
Please excuse me for a minute.
失陪一会儿。
What is the sort of furture?
这是什么风格的家具？
It was necessary, therefore, to invent instruments that neither slumbered nor slept.
因此，有必要发明一种仪器，既不打盹儿，也不睡觉。